VulnerabilityModified
CVE-2021-3661
A potential security vulnerability has been identified in certain HP Workstation BIOS (UEFI firmware) which may allow arbitrary code execution.
HIGH 8.4EPSS 0.32%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A potential security vulnerability has been identified in certain HP Workstation BIOS (UEFI firmware) which may allow arbitrary code execution. HP is releasing firmware mitigations for the potential vulnerability.
- CVSS 3.1
- 8.4 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.32% probability · 24th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- hp/z1 all-in-one g3 firmware · hp/z2 mini g3 firmware · hp/z2 mini g4 firmware · hp/z2 mini g5 firmware · hp/z2 small form factor g4 firmware · hp/z2 small form factor g5 firmware · hp/z2 small form factor g8 firmware · hp/z2 tower g4 firmware · hp/z2 tower g5 firmware · hp/z2 tower g8 firmware · hp/z238 microtower firmware · hp/z240 small form factor firmware · hp/z240 tower firmware · hp/z4 g4 firmware · hp/z440 firmware · hp/z6 g4 firmware · hp/z640 firmware · hp/z8 g4 firmware · hp/z840 firmware · hp/zcentral 4r firmware
- Source
- hp-security-alert@hp.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.